<template>
  <div id="app">
    <router-view></router-view>
  </div>
</template>
 
<script lang="ts">
// import { computed, ref, getCurrentInstance, onBeforeMount, onMounted, onUnmounted, nextTick, defineComponent, watch, reactive, toRefs } from 'vue';

</script>
 
<style>
/* 在这里添加样式 */
body{
  margin:0 !important
}
</style>